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  <title>设定画线的风格</title>

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</div><hr /><div id="function.imagesetstyle" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">imagesetstyle</h1>
  <p class="verinfo">(PHP 4 &gt;= 4.0.6, PHP 5)</p><p class="refpurpose"><span class="refname">imagesetstyle</span> &mdash; <span class="dc-title">设定画线的风格</span></p>

 </div>
 <div class="refsect1 description" id="refsect1-function.imagesetstyle-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="type">bool</span> <span class="methodname"><strong>imagesetstyle</strong></span>
    ( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$image</code></span>
   , <span class="methodparam"><span class="type">array</span> <code class="parameter">$style</code></span>
   )</div>

  <p class="para rdfs-comment">
   <span class="function"><strong>imagesetstyle()</strong></span> 设定所有画线的函数（例如
   <span class="function"><a href="function.imageline.html" class="function">imageline()</a></span>
   和 <span class="function"><a href="function.imagepolygon.html" class="function">imagepolygon()</a></span>）在使用特殊颜色
   <strong><code>IMG_COLOR_STYLED</code></strong> 或者用
   <strong><code>IMG_COLOR_STYLEDBRUSHED</code></strong> 画一行图像时所使用的风格。
  </p>
 </div>

 
 <div class="refsect1 parameters" id="refsect1-function.imagesetstyle-parameters">
  <h3 class="title">参数</h3>
  <p class="para">
   <dl>

    <dt>
<em><code class="parameter">image</code></em></dt>

<dd>
<p class="para">由图象创建函数(例如<span class="function"><a href="function.imagecreatetruecolor.html" class="function">imagecreatetruecolor()</a></span>)返回的图象资源。</p></dd>

    
     <dt>
<em><code class="parameter">style</code></em></dt>

     <dd>

      <p class="para">
       像素组成的数组。你可以通过常量 <strong><code>IMG_COLOR_TRANSPARENT</code></strong> 来添加一个透明像素。
      </p>
     </dd>

    
   </dl>

  </p>
 </div>

 <div class="refsect1 returnvalues" id="refsect1-function.imagesetstyle-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   成功时返回 <strong><code>TRUE</code></strong>， 或者在失败时返回 <strong><code>FALSE</code></strong>。
  </p>
 </div>

 <div class="refsect1 examples" id="refsect1-function.imagesetstyle-examples">
  <h3 class="title">范例</h3>
  <p class="para">
   下面的示例脚本在画布上从左上角到右下角画一行虚线：
   <div class="example" id="example-3192">
    <p><strong>Example #1 <span class="function"><strong>imagesetstyle()</strong></span> 例子</strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br />header</span><span style="color: #007700">(</span><span style="color: #DD0000">"Content-type:&nbsp;image/jpeg"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$im&nbsp;&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">imagecreatetruecolor</span><span style="color: #007700">(</span><span style="color: #0000BB">100</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">100</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$w&nbsp;&nbsp;&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">imagecolorallocate</span><span style="color: #007700">(</span><span style="color: #0000BB">$im</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">255</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">255</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">255</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$red&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">imagecolorallocate</span><span style="color: #007700">(</span><span style="color: #0000BB">$im</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">255</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">0</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">0</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/*&nbsp;画一条虚线，5&nbsp;个红色像素，5&nbsp;个白色像素&nbsp;*/<br /></span><span style="color: #0000BB">$style&nbsp;</span><span style="color: #007700">=&nbsp;array(</span><span style="color: #0000BB">$red</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$red</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$red</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$red</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$red</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$w</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$w</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$w</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$w</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$w</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">imagesetstyle</span><span style="color: #007700">(</span><span style="color: #0000BB">$im</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$style</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">imageline</span><span style="color: #007700">(</span><span style="color: #0000BB">$im</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">0</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">0</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">100</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">100</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">IMG_COLOR_STYLED</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/*&nbsp;用&nbsp;imagesetbrush()&nbsp;和&nbsp;imagesetstyle&nbsp;画一行笑脸&nbsp;*/<br /></span><span style="color: #0000BB">$style&nbsp;</span><span style="color: #007700">=&nbsp;array(</span><span style="color: #0000BB">$w</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$w</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$w</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$w</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$w</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$w</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$w</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$w</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$w</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$w</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$w</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$w</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$red</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">imagesetstyle</span><span style="color: #007700">(</span><span style="color: #0000BB">$im</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$style</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$brush&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">imagecreatefrompng</span><span style="color: #007700">(</span><span style="color: #DD0000">"http://www.libpng.org/pub/png/images/smile.happy.png"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$w2&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">imagecolorallocate</span><span style="color: #007700">(</span><span style="color: #0000BB">$brush</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">255</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">255</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">255</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">imagecolortransparent</span><span style="color: #007700">(</span><span style="color: #0000BB">$brush</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$w2</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">imagesetbrush</span><span style="color: #007700">(</span><span style="color: #0000BB">$im</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$brush</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">imageline</span><span style="color: #007700">(</span><span style="color: #0000BB">$im</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">100</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">0</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">0</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">100</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">IMG_COLOR_STYLEDBRUSHED</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">imagejpeg</span><span style="color: #007700">(</span><span style="color: #0000BB">$im</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">imagedestroy</span><span style="color: #007700">(</span><span style="color: #0000BB">$im</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
    </div>

    <div class="example-contents"><p>以上例程的输出类似于：</p></div>
    <div class="mediaobject">
     
     <div class="imageobject">
      <img src="images/21009b70229598c6a80eef8b45bf282b-imagesetstyle.jpg" alt="Output of example : imagesetstyle()" width="100" height="100" />
     </div>
    </div>
   </div>
  </p>
 </div>

 <div class="refsect1 seealso" id="refsect1-function.imagesetstyle-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li class="member"><span class="function"><a href="function.imagesetbrush.html" class="function" rel="rdfs-seeAlso">imagesetbrush()</a> - 设定画线用的画笔图像</span></li>
    <li class="member"><span class="function"><a href="function.imageline.html" class="function" rel="rdfs-seeAlso">imageline()</a> - 画一条线段</span></li>
   </ul>
  </p>
 </div>

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